Extrusion for an LED-based lighting apparatus



FIG. 1 is a right side elevation view of an extrusion for a LED-based lighting apparatus showing my new and original design; the left side elevation view being a mirror image thereof; and,

FIG. 2 is back-left side perspective view thereof.

The broken break lines and brackets shown in FIG. 2 indicates that the appearance of any portion of the extrusion for a LED-based lighting apparatus between the break lines forms no part of the claimed design. 

CLAIM The ornamental design for an extrusion for a LED-based lighting apparatus, as described and shown. 